package com.jt.demo2.aop;

import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;

@Target(ElementType.METHOD)   //注解对方法有效
@Retention(RetentionPolicy.RUNTIME)  //运行期有效
public @interface TX {
}
